Home / 47,768.61-71,654.51-21,473.43

Finding the Fourth Proportional to 47,768.61, 71,654.51 and 21,473.43

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Solution

The fourth proportional to 47,768.61, 71,654.51 and 21,473.43 is: 32,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,768.61 : 71,654.51 = 21,473.43 : x
  2. Step 2: Convert to fraction form
    47,768.61/71,654.51 = 21,473.43/x
  3. Step 3: Cross multiply
    47,768.61x = 71,654.51 × 21,473.43
  4. Step 4: Simplify right side
    47,768.61x = 1,538,667,997.30
  5. Step 5: Solve for x
    x = 1,538,667,997.30/47,768.61
  6. Step 6: Final answer
    x = 32,210.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.